Company lists · Data refreshed November 2026

Top 25 Esl tutoring services worldwide

RevenueBase identified 7,700 company matches for esl tutoring services worldwide as of November 2026 and tracks 68,910 professional contacts across them, including 3,320 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for esl tutoring services worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for esl tutoring services follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
7,700Companies
68,910Contacts tracked
3,320Verified emails
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The 25 largest esl tutoring services worldwide

Ranked by team size
Top 25 of 7,700 company matches for esl tutoring services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBarcelona, SpainHQ recorded Nov 6, 20261,001-5,0004,553 contacts →

Exact match

“We are Wall Street English, the premier provider of English language instruction for individuals and corporate clients around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMuntinlupa, PhilippinesHQ recorded Nov 6, 20261,001-5,0002,603 contacts →

Exact match

“Academic Society Online, or Acadsoc, is an international one-stop shop for ESL learning and education consultancy online.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSeoul, South KoreaHQ recorded Nov 6, 202610001+1,748 contacts →

Exact match

“With engaging 1-on-1 language lessons and materials based on our students' needs and interests, Engoo brings people together and helps them understand one another through the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchTampa, FL, United StatesHQ recorded Nov 6, 2026501-1,000747 contacts →

Exact match

“Club Z!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSeoul, South KoreaHQ recorded Nov 6, 2026201-500703 contacts →

Exact match

“CHUNGDAHM Learning is a market leader in the Korean ESL industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchCologne, GermanyHQ recorded Nov 6, 2026201-500624 contacts →

Exact match

“goFLUENT acquired the assets of Learnship Networks GmbH on December 1st, 2025.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202651-200531 contacts →

Exact match

“A United Idiomas transforma o aprendizado de inglês em uma experiência prática, flexível e conectada à vida real.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMexico City, MexicoHQ recorded Nov 6, 20261,001-5,000495 contacts →

Exact match

“En Quick Learning primero te enseñamos a pensar y hablar en inglés; sin ver nada escrito y sin reglas gramaticales; y cuando ya lo hablas, entonces te enseñamos a leer y a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchShanghai, ChinaHQ recorded Nov 6, 20261,001-5,000385 contacts →

Exact match

“Wall Street English is the premier provider of English instruction for individuals and corporate clients around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchToronto, ON, CanadaHQ recorded Nov 6, 202651-200369 contacts →

Exact match

“Teachers on Call is a personalized online and home tutoring service with over 35 years of experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchFlorence, ItalyHQ recorded Nov 6, 2026201-500363 contacts →

Exact match

“My English School è una realtà innovativa orientata all'apprendimento della lingua inglese che pone al centro della didattica le esigenze e i bisogni reali degli interessati.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 2026201-500328 contacts →

Exact match

“O IBEU é mais do que um curso de inglês!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCape Town, South AfricaHQ recorded Nov 6, 2026n/a302 contacts →

Exact match

“BrightSparkz Tutors was birthed in 2005, establishing itself as the earliest formal tuition company in Cape Town, later to move into Johannesburg.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 2026n/a229 contacts →

Exact match

“It’s the leading language school to adult people with an innovative methodology and the best didactic material in the market, Wise Up offers the students the possibility of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchFlorence, ItalyHQ recorded Nov 6, 2026201-500205 contacts →

Exact match

“My English School is an innovative provider of English language training.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMoscow, RussiaHQ recorded Nov 6, 2026501-1,000173 contacts →

Exact match

“Language Link was founded in London in 1975 and since then it has been teaching students in the UK and several other countries delivering a high-quality learning experience and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPaterson, CT, United StatesHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“UCEDA Institute offers a wide range of language training for individuals and businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPhilippinesHQ recorded Nov 6, 2026201-500160 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBirkenhead, United KingdomHQ recorded Nov 6, 202651-200149 contacts →

Exact match

“Great Things Start Here!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSao Paulo, BrazilHQ recorded Nov 6, 2026n/a141 contacts →

Exact match

“With the goal of offering educational access to young citizens and adults from low-income communities, Cidadão Pró-Mundo promotes social inclusion and integration opportunities in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchUnited StatesHQ recorded Nov 6, 202651-200140 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLinkou District, TaiwanHQ recorded Nov 6, 20261,001-5,000139 contacts →

Exact match

“Shane English School Taiwan remains one of the most respected and recognizable ESL companies in Taiwan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchJakarta, IndonesiaHQ recorded Nov 6, 2026201-500138 contacts →

Exact match

“Wall Street English Indonesia, part of GENTEM Group, believes that if you can communicate well in English confidently, a world of opportunity will be unleashed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSingaporeHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“At Write Edge, we specialise in providing high-quality English and Writing tuition classes for Primary and Secondary school students.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBoulogne-billancourt, FranceHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“These days, English has become a necessity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 7,700 esl tutoring services worldwide

See the full list, filter by size, metro and specialty, and access 3,320 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Esl tutoring services worldwide at a glance

As of Nov 6, 2026
4.8%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
5,082
11-50
1,935
51-200
407
201-500
92
501-1,000
35
1,001-5,000
20
5,001-10,000
3
10001+
18

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for esl tutoring services are linked below.
What qualifies
Company records worldwide whose business descriptions match “esl tutoring services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 3,320 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Esl tutoring services by location

20 lists · largest first

Every Esl tutoring services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “esl tutoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many esl tutoring services are there worldwide?

RevenueBase identified 7,700 company matches for esl tutoring services worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Wall Street English tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most esl tutoring services?

Brazil leads with 947 companies, followed by the United States (812) and Spain (644). Every esl tutoring services list by country and city is linked on this page.

Which city has the most esl tutoring services?

Sao Paulo leads with 202 company records, followed by London (120) and Madrid (91).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,320 professional contacts with verified work emails tracked across these 7,700 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.